Fix: Better class targeting for applying the flipcard overflow (scrol…

…lbar) behaviour (ADAPT-12428) (#80)

less/flipcard.less

@@ -43,7 +43,6 @@
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 1s;
- overflow: auto;
  width: 100%;
 
  &.flipcard__item-front .flipcard__item-frontImage {
@@ -54,6 +53,7 @@
 
  &-back {
  background: @item-color;
+ overflow: auto;
  padding: @item-padding;
  }